289492072

素因数分解:

$2^3\times {\mathrm{2081}}^1\times {\mathrm{17389}}^1$

素因数の和:19476

約数の個数: 16

約数和(自身を含む): 543089700

約数和(自身を除く): 253597628

約数列:

[1, 2, 4, 8, 2081, 4162, 8324, 16648, 17389, 34778, 69556, 139112, 36186509, 72373018, 144746036, 289492072]

約数ペア:

[(1, 289492072), (2, 144746036), (4, 72373018), (8, 36186509), (2081, 139112), (4162, 69556), (8324, 34778), (16648, 17389)]